Function

GtkCallback

Declaration 

void
(* GtkCallback) (
  GtkWidget* widget,
  gpointer data
)

Description [src]

The type of the callback functions used for e.g. iterating over the children of a container, see gtk_container_foreach().

Parameters

widget

Type: GtkWidget

The widget to operate on.

The data is owned by the caller of the function.
data

Type: gpointer

User-supplied data.

The argument can be NULL.
The data is owned by the caller of the function.